Watch dial



FIG. 1 is a front perspective view of a watch dial showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is a side view thereof.

The portions of the watch dial shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a watch dial, as shown and described. 